球形粉屬 的英文怎麼說
中文拼音 [qiúxíngfěnzhǔ]
球形粉屬
英文
pilasporites- 球 : 名詞1 (以半圓的直徑為軸 使半圓旋轉一周而成的立體; 由中心到表面各點距離都相等的立體) sphere; glo...
- 粉 : Ⅰ名詞1 (粉末) powder 2 (用澱粉製成的粉條或粉絲) noodles or vermicelli made from bean potato o...
- 屬 : 屬名詞1 (類別) category 2 [生物學] (生物分類系統上所用的等級之一) genus 3 (家屬; 親屬) fami...
- 球形 : sphere; sphericity; spherical; globular; round球形安全閥 ball relief valve; 球形閥 globe valve;球...
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Results showed that the pollen grain of p. mira, which is used as material by sem for the first time, was nearly elliptic in shape and the extine pattern was simply striped with no pores
結果表明,光核桃花粉粒的形態呈橢圓球形,其外壁紋飾呈簡單的直紋平行型,無穿孔,是最原始的桃亞屬植物野生種,未發現與栽培種有直接的關系。Recently, as an advanced and eco - friendly method of powder preparation, freeze - drying has been developing quickly. the ultrafine ni powder with the average size of 50nm was prepared by freeze - drying form the niso4 and naoh and was studied by means of xrd, ir, fesem, tem, and dsc. the catalysis of nickel powders to nh4clo4 and how the precursor forms and the processes of the amorphous precursor to the final nickel powders are discussed
本論文以分析純niso4 、 naoh為原料,採用冷凍乾燥技術成功的制備了50nm左右的球狀超細鎳粉,通過xrd 、 ir 、 fesem 、 tem 、 dsc等材料現代分析手段對產物進行了分析和表徵,研究了超細鎳粉對高氯酸銨熱分解的催化活性、前驅體的形成以及非晶態金屬鹽到晶態超細鎳粉的轉變過程。The second strategy include that a metallic nickel ( ni ) core was encapsulated with a polymeric polystyrene ( pst ), and then coated with an outlayer of dielectric titania to form ni / pst / tio2 composite particles. the morphology and structure of the particles were characterized by tem, sem, tg - dta, xrd, and ft - ir
其次,以聚苯乙烯包覆金屬鎳粉,形成了ni pst磁性聚合物微球,然後在該微球外包覆二氧化鈦,制得了粒徑均勻、形態良好的鎳聚苯乙烯二氧化鈦( ni pst tio _ 2 )無機-有機結構的多層核-殼復合微球。The balling effect of 316 stainless steel powder was studied, and the effects of process parameters, such as laser power, scan rate, and layer thickness, on the success of laser sintering were discussed
分析了316不銹鋼粉末球化效應產生的原因,討論了工藝參數(激光功率、掃描速度和粉層厚度)對316不銹鋼金屬粉末燒結成形的影響。分享友人